@article{article1299,
  title = {A study on the estimation of COVID-19 case with the adaptive kalman filter (AKF) in USA, Germany, United Kingdom, Italy, France, Russia, Brazil, India, Turkey, Spain, Peru, Colombia, South Africa, Argentina, Iran, Pakistan},
  author = {ÖZBEK, L.},
  journal = {Sigma Journal of Engineering and Natural Sciences},
  year = {2022},
  volume = {40},
  pages = {323-343},
  doi = {10.14744/sigma.2022.00036}
}